Globally, Châu (Chau 
, Châu 
, チャウ 
) is a common epicene given name. The forename Châu is characteristic of Hong Kong, where it is quite a common unisex name, Macao, and Vietnam, where it is quite a rare unisex name. Not in comparison with a country's population, it is commonest in Vietnam, India, and the United States. Likewise, Châu is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Chau | Vietnam, Hong Kong, Taiwan, United States, India |
| Châu | Vietnam, Malaysia, Australia, United States, France |
| チャウ | Japan |
| باو | Sudan, Morocco |
Châu is also a name for the fictitious and mythical characters: .
| truân châu Qing dynasty person CBDB = 124250 (b. 1658) |
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| nguyễn phúc ngọc châu 1782-1987 Vietnamese Royal member (b. 1782) |
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phan bội châu Vietnamese revolutionary (1867-1940), VN (b. 1867) |
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nguyễn châu VN (b. 1939) |
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| châu quan ky CN (b. 1895) |
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hà duyên châu (b. 1949) |
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| diệp minh châu Vietnamese painter and sculptor (1919-2002), VN (b. 1919) |
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minh châu VN (b. 1960) |
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ngô bảo châu Vietnamese math professor, VN (b. 1972) |
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| trần ngọc châu Vietnamese military leader and politician, VN (b. 1923) |
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hữu châu VN (b. 1966) |
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| nguyễn minh châu writer, VN (b. 1930) |
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| thích tâm châu (b. 1921) |
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| châu kỳ VN (b. 1923) |
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| nguyễn thanh châu Vietnamese military, VN (b. 1933) |
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